I/O Interface; External I/O Ports; Ps/2 Ports; Figure 5: Back Panel I/O Ports - VIA Technologies VB7009 User Manual

2. I/O Interface

The VIA VB7009 has a wide selection of interfaces, and includes a selection of frequently used ports as
part of the external I/O coastline.

2.1. External I/O Ports

Figure 5: Back panel I/O ports

2.1.1. PS/2 Ports

The VIA VB7009 has two integrated PS/2 ports for a keyboard and mouse. Each port is using the 6-pin
Mini-DIN connector. The color purple is use for a PS/2 keyboard while the color green is use for a PS/2
mouse. The pinouts of the PS/2 ports are shown below.

Figure 6: PS/2 ports diagram

Pin Signal
1 Data
2 NC
3 GND
4 +5V
5 Clock
6 NC

Table 1: PS/2 port pinouts

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